* {
    margin: 0;
    padding: 0;
}

.bs-docs-nav {
    margin-bottom: 0;
    background-color: #fff;
    border-bottom: 0;
}

.bs-docs-header, .bs-docs-masthead {
    position: relative;
    padding: 30px 0;
    color: #cdbfe3;
    text-align: center;
    text-shadow: 0 1px 0 rgba(0, 0, 0, .1);
    background-color: #6f5499;
    background-image: -webkit-gradient(linear, left top, left bottom, from(#563d7c), to(#6f5499));
    background-image: -webkit-linear-gradient(top, #563d7c 0, #6f5499 100%);
    background-image: -o-linear-gradient(top, #563d7c 0, #6f5499 100%);
    background-image: linear-gradient(to bottom, #563d7c 0, #6f5499 100%);
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#563d7c', endColorstr='#6F5499', GradientType=0);
    background-repeat: repeat-x;
}

.bs-docs-header {
    margin-bottom: 40px;
    font-size: 20px;
}

.bs-docs-header p {
    margin-bottom: 0;
    font-weight: 300;
    line-height: 1.4;
}

.bs-docs-header h1 {
    margin-top: 0;
    color: #fff;
}

.highlight {
    padding: 9px 14px;
    margin-bottom: 14px;
    background-color: #f7f7f9;
    border: 1px solid #e1e1e8;
    border-radius: 4px;
}

.myself-human {
    color: #ea4335;
}

.myself-chat-box {
    background: rgba(234, 67, 53, .1);

}

.other-human {
    color: #0f0f0f;
}

.overflow-auto {
    overflow: auto;
}

.padding-0 {
    padding: 0;
}

.margin-bottom-0 {
    margin-bottom: 0;
}

.send-btn {
    margin-top: .5rem;
}

.nav {
    margin: .2rem 0;
}

.sender-box {
    height: 100px;
    position: relative;
    border: 1px solid #ccc;
    transition: border linear .2s, box-shadow linear .5s;
    -moz-transition: border linear .2s, -moz-box-shadow linear .5s;
    -webkit-transition: border linear .2s, -webkit-box-shadow linear .5s;
    -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
    border-radius: 5px;
    background-color: #fff;
    overflow: hidden;
    -moz-box-shadow: 0 0 5px #ccc;
    -webkit-box-shadow: 0 0 5px #ccc;
    box-shadow: 0 0 5px #ccc;
}

.sender-box > #sender-textarea {
    width: 100%;
    height: 100px;
    resize: none;
    border-radius: 2px;
    padding: .2rem;
    outline: none;
    border: 0 solid #fff;
    font: 13px "微软雅黑", Arial, Helvetica, sans-serif;
    -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
}

#faces-area {
    width: 100%;
    height: 100px;
    border-top: 1px solid #ccc;
    position: absolute;
    background-color: #fff;
    -moz-border-radius: 5px 5px 0 0;
    -webkit-border-radius: 5px 5px 0 0;
    border-radius: 5px 5px 0 0;
}

#faces-area > img {
    border: 1px solid #ccc;
    float: left;
    margin-left: -1px;
    margin-top: -1px;
    position: relative;
    width: 2em;
    height: 2em;
    padding: 4px;
    cursor: pointer;
}

#faces-area > img:hover {
    background-color: #efefef;
}

#faces-area > img:active {
    padding: 4px 3px 2px 3px;
}
.display-none[type="file"] {
    display: none;
}
#progress {
    left:0;
    top:0;
    width: 100%;
    height: .2rem;
    z-index: 10000;
    position: fixed;
    display: block;
}
.progress-height {
    height: .2rem;
}
.upload-file {
    width: 8rem;
}